Home / 64,679,920.40-97,019,880.60-30,667,696.40

Finding the Fourth Proportional to 64,679,920.40, 97,019,880.60 and 30,667,696.40

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Solution

The fourth proportional to 64,679,920.40, 97,019,880.60 and 30,667,696.40 is: 46,001,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,679,920.40 : 97,019,880.60 = 30,667,696.40 : x
  2. Step 2: Convert to fraction form
    64,679,920.40/97,019,880.60 = 30,667,696.40/x
  3. Step 3: Cross multiply
    64,679,920.40x = 97,019,880.60 × 30,667,696.40
  4. Step 4: Simplify right side
    64,679,920.40x = 2,975,376,243,005,049.50
  5. Step 5: Solve for x
    x = 2,975,376,243,005,049.50/64,679,920.40
  6. Step 6: Final answer
    x = 46,001,544.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.